periodontology

dental hygiene

upper boundary off the gingiva near the crown of the tooth

A. gingival margin

B. Biologic width

C. free gingiva

D. free gingival groove

A. gingival margin

Distance from the alveolar crest to the junctional epithelium and connective tissue attachment off the root surface

A. gingival margin

B. Biologic width

C. free gingiva

D. free gingival groove

B. Biologic width

Unattached portion off the gingiva towards the gingival margin

A. gingival margin

B. Biologic width

C. free gingiva

D. free gingival groove

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C. free gingiva

slight depression that separated the free and attaches gingiva. mat not be visible in some patients. not measured on the palate

A. gingival margin

B. Biologic width

C. free gingiva

D. free gingival groove

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D. free gingival groove

portion between the free gingival groove and mucogingival junction . The tissue is connected to the cementum and the periosteum of the alveolar bone

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A. attached gingiva

B. Mucogingival junction

C. Interdental gingiva

D. Gingival sulcus

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A. attached gingiva

Apical boundary where the attqched gingiva meets the alveolar mucosa ( pink and keratinized) meets the alveolar mucosa instrument to distinguish the movable mucosa from the firmly attachment gingiva

A. attached gingiva

B. Mucogingival junction

C. Interdental gingiva

D. Gingival sulcus

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B. Mucogingival junction

fills the area between tow teeth and prevents food and other irritants from becoming trapped

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A. attached gingiva

B. Mucogingival junction

C. Interdental gingiva

D. Gingival sulcus

C. Interdental gingiva ( interdental pappilla )

space betweeen the lining off the free gingiva and the tooth surface where the probe is inserted

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A. attached gingiva

B. Mucogingival junction

C. Interdental gingiva

D. Gingival sulcus

D. Gingival sulcus

lining of the free gingival sulcus, the surface that faces the tooth/root. extends from the crest of the gingival margin to the

A. sulcular epithelium

B. junctional epithelium

C. Fibers of the gingiva

B. junctional epithelium

Forms the base of the sulcus and provides a seal between the gingiva and the tooth surface

A. sulcular epithelium

B. junctional epithelium

C. Fibers of the gingiva

B. junctional epithelium

composed of mainly collagen and elastic fibers

A. sulcular epithelium

B. junctional epithelium

C. Fibers of the gingiva

C. Fibers of the gingiva

Epithelium makes this junctions on easy point of entry for bacteria

A. non-keratinized

B.Alveologginggival

C. circular

D. Dentogingival

E.Periostogingival

A. non-keratinized

From alveolar crest to the gingiva, attached the gingiva to bone

A. non-keratinized

B.Alveologginggival

C. circular

D. Dentogingival

E.Periostogingival

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B.Alveologinggival

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encircles the tooth like a ring. not attached to the cementum or bone

A. non-keratinized

B.Alveologginggival

C. circular

D. Dentogingival

E.Periostogingival

C. circular

from cementum to the gingiva, attches the gingiva to the tooth

A. non-keratinized

B.Alveologginggival

C. circular

D. Dentogingival

E.Periostogingival

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D. Dentogingival

from the periosteum of the alveolar bone to the gingiva, attches the gingiva to bone

A. non-keratinized

B.Alveologginggival

C. circular

D. Dentogingival

E.Periostogingival

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E.Periostogingival

Extends in a mesiodistal directions, links adjacent teeth into a dental arch unit

A. Intergingival

B.intercircular

C.interpapollary

D. Transgingival

E. Transseptal

A. Intergingival

Encircles several teeth and links adjacent teeth to a dental arch unit

A. Intergingival

B.intercircular

C.interpapollary

D. Transggingival

E. Transseptal

B.intercircular

Connects the interdental papillae of posterior teeth

A. Intergingival

B.intercircular

C.interpapillary

D. Transgingival

E. Transseptal

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C.interpapillary

From the cementum neat the CEJ and runs horizontally, links adjacent teeth to a dental arch unit A. Intergingival

B.intercircular

C.interpapollary

D. Transgingival

E. Transseptal

D. Transgingival

from cementum off one tooth over the crest and alveolar bone to the cementum of the adjacent tooth, connects adjacent teeth to one another

A. Intergingival

B.intercircular

C.interpapollary

D. Transgingival

E. Transseptal

E. Transseptal

True or false

The marginal gingiva is the portion of gingiva between the free gingiva groove and mucogingival junction

false

true or false

The interdental gingiva fills the area between two teeth on the facial and lingual side and prevents food and other irritants from becoming trapped

true

true or false

gingival cervicular fluid is always present but decreases with the presence of disease

false

true or false

The circular gingival fibers attach the gingiva to the bone from the alveolar crest to the gingiva

False

true or false

The intergingival fibers extend in a mesiodistal direction and link adjacent teeth into a dental arch unit

true

true or false

The transseptal fibers connect from the cementum near the CEJ and run horizontally and link adjacent teeth to a dental arch unit

false

true or false

PDL has 5 functions

* supportive
* sensory
* nutritive
* formations
* resorptive

true

what are the one of the 5 function that ; suspends the tooth in its socket and absorbs the impact of forces

* supportive
* sensory
* nutritive
* formations
* resorptive

* supportive

what are the one of the 5 function that ; detects pressure

* supportive
* sensory
* nutritive
* formations
* resorptive

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* sensory

what are the one of the 5 function that ; carries nutrients from blood vessels to the cementum, bone and gingiva

* supportive
* sensory
* nutritive
* formations
* resorptive

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* nutritive

what are the one of the 5 function that ; builds and maintains cementum and bone

* supportive
* sensory
* nutritive
* formations
* resorptive

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* formations

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what are the one of the 5 function that ; remodels the alveolar bone in response to pressure

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* supportive
* sensory
* nutritive
* formations
* resorptive

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* resorptive

true or false

the PDL has a rich supply of nerve and blood vessel.

true

true or false

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the fibroblasts are the most prominent cells

true

True or false sharpeys fibers are the ends if the PDL fibers embedded in the cementum and alveolar bone

true

Runs diagonally in a downward directions from the cementum ti the alveolar crest. Resists horizontal movement of the tooth

A. Alveolar crest fiber group

B. Horizontal fiber group

C. Oblique fiber group

D. Apical fiber group

E. interradicular fiber group

A. Alveolar crest fiber group

Runs horizontally from the cementum to the one and is located apically to the alveolar crest fibers. resistes horizontal pressure

A. Alveolar crest fiber group

B. Horizontal fiber group

C. Oblique fiber group

D. Apical fiber group

E. interradicular fiber group

B. Horizontal fiber group

runs diagonally in a downward directions from the bone to the cementum. Resists Vertical pressure. Largest and most significant fiber group

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A. Alveolar crest fiber group

B. Horizontal fiber group

C. Oblique fiber group

D. Apical fiber group

E. interradicular fiber group

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C. Oblique fiber group

Extends from the apex of the tooth to the bone. Resists forces that pull the tooth out of the socket

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A. Alveolar crest fiber group

B. Horizontal fiber group

C. Oblique fiber group

D. Apical fiber group

E. interradicular fiber group

D. Apical fiber group

Extends from the cementum in the function area to the interradicular septum of the alveolar bone. present only in multi- rooted teeth. Stabilizes

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A. Alveolar crest fiber group

B. Horizontal fiber group

C. Oblique fiber group

D. Apical fiber group

E. interradicular fiber group

E. interradicular fiber group

true or false

fibroblasts are the most prominent cell found in the PDL

true

true or false

The alveolar crest fiber group is the largest and most significant fiber group that functions to resist vertical pressure on the tooth

false

true or false

Trauma and infection may thicken the cementum

true

true or fasle

Cementum is a thin layer of mineralized tissue made off hydroxyapatite crystals ( calcium and phosphate) that cover the root off a tooth

true

true or false

PDL connects the tooth to the alveolar bone

true

TRUE OR FALSE

Alveolar bone that surround and supports the roots off the teeth

true

The term on the presence of teeth. if teeth are lost, bone resorbs an patients will lose alveolar ridge dimensions

A. dependent

B. Alveolar bone proper

C. alveous

D. cortical

A. dependent

Thin layer of bone that lines the tooth socket around the root. Radiographically knows as the lamina dura

A. dependent

B. Alveolar bone proper

C. alveous

D. cortical

B. Alveolar bone proper

hole in the bine that contains the root. the lining off the alveolus is the cribriform plate

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A. dependent

B. Alveolar bone proper

C. alveous

D. cortical

C. alveous

Layer off compact hard bone . composed the outside wall on the facial and lingual sided. thicker on the ,mandibular that in the maxilla

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A. dependent

B. Alveolar bone proper

C. alveous

D. cortical

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D. cortical

porous bones that fills the interior portions of the alveolar process. contains many hols and allows the blood vessels to travel

A. cancellous bone

B. Alveolar crest

C. periosteum

A. cancellous bone

Most coronal porrtion of the alveolar process.

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A. cancellous bone

B. Alveolar crest

C. periosteum

B. Alveolar crest

layer off connective soft tissue covering the bone

A. cancellous bone

B. Alveolar crest

C. periosteum

D. furcations defects

C. periosteum

defects cause by loss of iterradicaular bone between the roots of multi-rooted teeth

A. cancellous bone

B. Alveolar crest

C. periosteum

D. furcations defects

D. furcations defects

cells that make bone

A. osteoblasts

B. Osteoclasts

A. osteoblasts

cells that resorb bone

A. osteoblasts

B. Osteoclasts

B. Osteoclasts

true or false

fibroblast are the most prominent cells found in the PDL

true

true or false

the alveolar crest fiber group is the largest and most significant fiber group that functions to resist vertical on the tooth

false

true or false

the dentin layer off the tooth is the area where the periodontal ligaments connect the tooth to the alveolar bone

false

true or false

trauma and infections may thicken the cementum

true

Sequance of events in the development of a disease

A. pathogenesis

B. Avute gingiva

C. chronic gingiva

A. pathogenesis

short period of time

A. pathogenesis

B. Acute gingiva

C. chronic gingiva

B. Acute gingiva

last for months or years

A. pathogenesis

B. Acute gingiva

C. chronic gingiva

C. chronic gingiva

another word for swelling

A. edematous

B. fibrotic

A. edematous

What is defined as a state in which the period in the course off disease when symptoms become less severe but may not be fully resolved

A. periodontal disease stability

B. periodontal disease remission/ control

A. periodontal disease stability

is defined as a period in the course of disease when symtoms become less severe but may not be fully resolved

A. periodontal disease stability

B. periodontal disease remission/ control

B. periodontal disease remission/ control

Most common pattern, prudence a superbony pocket. CEJ to CEJ relationship off adjacent teeth is parallel to the alveolar crest

A. horizontal bone loss

B. vertical bone loss

A. horizontal bone loss

less common pattern, prudence an infrabony pocket. CEJ to CEJ relationship of adjacent teeth is NOT parallel to the alveolar crest

A. horizontal bone loss

B. vertical bone loss

B. vertical bone loss

true or false

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periodontitis are associated with p. gingival, T. forsythia, T. denticola

true

Probe depth 4-5 mm, 1-2 mm attachment loss

A. mild periodontitis

B. moderate periodontitis

C.sever periodontitis

A. mild periodontitis

probe depth 6-7mm,3-4 mm attachment loss and tooth mobility class 1 or 2. functions class 1

A. mild periodontitis

B. moderate periodontitis

C.sever periodontitis

B. moderate periodontitis

probe depth 7 mm, 5 mm + attachment loss , tooth mobility class 2-3 furrcations, 2,3, or 4

A. mild periodontitis

B. moderate periodontitis

C.sever periodontitis

C.sever periodontitis

true or false

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Aggressive periodontal , rapid destructions of the periodontium with no observation signs of systemic disease, relatively small amounts off bacterial plaque are present

true

true or false

Height and health of the alveolar bone is dependent on the presence of teeth

true

true or false

cancellous bone composes the outside wall on the facial and lingual sides and will not show on radiographs

false

true or false

NUG is Necrotizing Ulcerative gingivitis

true

true or false

NUG is stress-related and seen in young adults

true

true or false

NUP is Necrotizing Ulcerative periodontitis ; necrosis of the gingival tissue combined with loss off attachments and alveolar bone

true

true or false

NUP has the similar to NUG accompanied by loosening of teeth, rapid loss of bone and soft tissue

true

true or false

Dental plaques are the primary etiology of periodontal disease

true

true or false

According to the AAP, pocket depth should be the primary parameter to set threshold for gingivites

false

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( correction; bleedingg of probing should be the primary parameter to set threshold for gingivites )

true or false

By definition, chronic gingivitis is gingivitis that lasts for months or years

True

true or false

appears of the tissue os not a reliable indicator of the presence or severity of periodontist

true

true or false

presence of a periodontal pocket indicates active disease present at that moment in time

false

true or false

Vertical bone loss is the most common alveolar bone loss pattern seen in periodontal disease and it produces a supra bony pocket

false

true or false

Pregnancy- induced gingivites or periodontitis is characterized by P.gingivalis

false

( corrections P.intermedia )

true or false

Moderate periodontitis typically presents with probe depths off 6 to 7 mm, 3 to 4 mm of attachment loss , tooth mobiliys glass 1 or 2 and class 1 furcations

true

true or false

Aggressive periodontitis is characterized by T.denticola

false

( A. actinomycetemcomitans )

true or false

Gingivitis is define as a nonspecific inflammatory reaction to a. nonspecific accumulation of plaque that is confines to the gingival tissue, with o underlying destructions of the attachment apparatus

true

true or false

ginsivitis is reversible

true

true or fals ethe clinical siggnas off plaque- induced gingivites include erythema, edema, bleeding, tenderness, and enlargement

true

true or false

gingivitis is defined as a nonspacific inflammatory reaction to a nonspecific accumulations of plaque that is confined to the gingival tissue, with no underlyning destructions of the attachment apparatus

true

true or false

plaque- induced gingivites begins at te hbase of the gingival sulcus and may spread throughout the remaining gingival unit

False

true or false

Plaque-induced gingivitis can be exacerbated by certain systemic conditions

true

true or false

generalized plaque gingivitis is defines as gingivitis affecting more than 70% of the patients teeth

false

( corrections 30%)

true or false

Hereditary gingival fibromatosis may present gingival overgrowth in various degrees

true

true or false

the most common clinical characteristic of gingival candida infections is white plaque on the attached gingiva

false

true or false

Erythema multiforme is examples of an inflammatory/immune conditions that can cause non-dental biofilm-induced gingival irritation

true

true or false

The staging and grading system help the practitioner make a definitive diagnosis

False

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